5644160656 has 10 divisors (see below), whose sum is σ = 10935561302. Its totient is φ = 2822080320.

The previous prime is 5644160617. The next prime is 5644160657. The reversal of 5644160656 is 6560614465.

It can be written as a sum of positive squares in only one way, i.e., 5637607056 + 6553600 = 75084^2 + 2560^2 .

It is not an unprimeable number, because it can be changed into a prime (5644160657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176380005 + ... + 176380036.

Almost surely, 2^5644160656 is an apocalyptic number.

It is an amenable number.

5644160656 is a deficient number, since it is larger than the sum of its proper divisors (5291400646).

5644160656 is a wasteful number, since it uses less digits than its factorization.

5644160656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352760049 (or 352760043 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

The square root of 5644160656 is about 75127.6291120650. The cubic root of 5644160656 is about 1780.4636943708.

The spelling of 5644160656 in words is "five billion, six hundred forty-four million, one hundred sixty thousand, six hundred fifty-six".